NORSK GEOLOGISK TIDSSKRIFT

Transkript

1 NORSK GEOLOGISK TIDSSKRIFT UTGITT AV NORSK GEOLOGISK FORENING THE JOURNAL OF THE NORWEGIAN GEOLOGICAL SOCIETY REDAKTØR: JOHANNES A. DONS BIND 45 Oslo 1965 UNIVERSITETSFORLAGET

2 Norges almenvitenskapelige forskningsråd 1965 D 48T-1 Printed by A.s John Griegs Boktrykkeri Bergen 1965

3 INNHO LD Contents A v h a n d l i n g e r Papers Side Page BANHAM, P. H. and ELLIOT, R. B.: Geology of the Hestbrepiggan area. Preliminary account BARTH, T. F. W. and THORESEN, K.: The attitude of the rhombic section in triclinic feldspars (with a note on diclinic crystals) BJORLYKKE, K.: An autoradiographic technique for illustration of structures in sedimentary rocks The Middle Ordovician of the Oslo Region, Norway. 20. The geochemistry and mineralogy of some shales from the Oslo Region BowEs, D. R. and WRIGHT, A. E.: A comparison of the breccia-metagabbro-syenite complex at Fjone, South Central Norway, with some explosion-breccia-appinite complexes in the Caledonian orogenic belt of Scotland BRUNFELT, A. O. (se JENSEN) BRUTON, D. L.: The Middle Ordovician of the Oslo Region, Norway. 19. The trilobite family Odontopleuridae BRYN, K.O. (se SVERDRUP) BURRELL, D. C. : The geochemistry and origin of amphibolites from Bamble, South Norway. I. The determination of zinc in amphibolites by atomic absorption spectroscopy CARSTENS, H. : Contributions to the mineralogy of Norway. No. 32. Axinite in the Norwegian Caledonides CHRIST, C. L.: Substitution of boron in silicate crystals CHRISTIE, O. H. J.: Substitutions in the olivine layer of norbergite CHRISTIE, 0. H. J., FALKUM, T., RAMBERG, l. B. and THORESEN, K.: Petrology of the Grimstad granite. I. Progress Report DoNs, J. A. : The Precambrian rocks of the Telemark area in South Central Norway. IV. Calcite syenite with marginal breccia at Fjone ELLIOTT, R. B. and MoRTON, R. D.: The nodular metamorphic rocks from the environs of Kragero, south coast of Norway ELLIOTT, R. D. (se BANHAM) ERDTMANN, B.- D.: Eine spat-tremadocische Graptolithenfauna von Toyen in Oslo

4 Side P age ERDTMANN, B.-D. Outline stratigraphy of graptolite-bearing 3b (Lower Ordovician) strata in the Oslo Region, Norway FALKUM, T. (se CHRISTIE} GARUTT, V. E. (se HEINTz) HAFSTEN, U. (se KLOVNING) HEIER, K. S.: A geochemical comparison of the Blue Mountain (Ontario, Canada) and Stjemoy (Finnmark, North Norway) nepheline syenites Boron in pegmatite minerals HEINTZ, A.: A new mammoth-find from Norway and a determination of the age of the tusk from Toten by means of Cu HEINTZ, A. E. and GARUTT, V. E.: Determination of the absolute age of the fossil remains of mammoth and woolly rhinoceros from the permafrost in Siberia by the help of radio carbon (C1,) 73 JENSEN, B. B. and BRUNFELT, A. O.: Distribution pattems of rare earth elements in terrestrial rocks KLoVNING, I. and HAFSTEN, U.: An early Post-Glacial pollen profile from Flåmsdalen, a tributary valley to the Sognefjord, western Norway 333 KRAUSE, H.: Contributions to the mineralogy of Norway. No. 33. Idaite, Cu5FeS1, from Konnerud near Drammen MANGERUD, J.: Dalfyllinger i noen sidedaler til Gudbrandsdalen, med bemerkninger om norske mammutfunn. Drift in some Tributary Valleys of Gudbrandsdalen (Central Norway), with remarks on the Norwegian mammoth finds MERCY, E. L. P. and O'HARA, M. J.: Chemistry of some gamet-bearing rocks from south Norwegian peridotites Olivines and orthopyroxenes from gametiferous peridotites and related rocks MoRTON, R. D. (se ELLIOTT) l NIKOLAISEN, F.: The Middle Ordovician of the Oslo Region, Norway. 18. Rare trilobites of the families Olenidae, Harpidae, Ityophoridae and Cheiruridiae NILSSEN, B. and SMITHSON, S. B.: Studies of the Herefoss Precambrian granite. I. K-Feldspar obliquity OFTEDAL, l.: Note on the apparent substitution of boron for beryllium in minerals OFTEDAL, I. and SÆBO, P. CHR.: Contributions to the mineralogy of Norway. No. 30. Minerals from Nordmarkite druses O'HARA, M. J. (se MERcv) (se MERcv) RAMBERG, l. B. (se CHRISTIE)...,..,.,., ,..,. 315 REIT AN, P. H.: Pegmatite veins and the surrounding rocks. V. Secondary recrystallization of aplite to form pegmatite RoSENQVIST, I. TH. : Electron-microscope investigations of larvikite and tonsbergite feldspars

5 Side P age SÆBO, P. CHR. (se OFTEDAL) (se SVERDRUP) ScHUILING, R. D. : Residual cipolino : End-product of calcareous rocks in regional metamorphism SMITHSON, S. B.: The nature of the 'Granitic' layer of the crust in the Southem Norwegian Precambrian (se NILSSEN) SVERDRUP, T. L., SÆBO, P. CHR. and BRYN, K. O.: Contributions to the mineralogy of Norway. No. 31. Tysonite (fluocerite), a new mineral for Norway...,...., THORESEN, K. (se BARTH) (se CHRISTIE) WRIGHT, A. E. (se BowEs) WRIGHT, A. D.: The occurrence of Streptis (Brachiopoda) in the Ordovician of the inner Oslofjord Minnetale Memorial address Professor Pentti Eskola. Minnetale holdt i NGF av T. W. F. Barth Notiser Notes FLEISCHER, M.: New mineral names HAGEMANN, F.: Det fi:irste forsi:ik på å stifte Norsk Geologisk Forening. 285 Norsk Geologisk Forening. En orientering og takk ved foreningens formann i-ill Foredragsreferater Abstracts of papers Det VI Nordiske Geologiske Vintermote i Trondheim (Jan. 1964) 135 HEINTZ, A.: Om Devon på V estspitsbergen HJELLE, A. : Om gneiss og granitt på Svalbard NATERSTAD, J.: Cambro-silurian stratigraphy on the north west side of Hardangerfjord. A preliminary report Ny litteratur Reviews FREY, D. G.: Remains of animals in Quatemary lake and bog sediments and their interpretation. Anmeldt av R. W. Feyling-Hanssen IMBRIE, J. and NEWELL, N. D.: Approaches to Paleoecology. Anmeldt av G. Henningsmoen KA Y, M. and CoLBERT, E. H.: Stratigraphy and Life History. Anmeldt av J. A. Dons

6 Side P age LINDSTROM, M.: Conodonts. Anmeldt av G. Hamar LovE, Å skell and DoRis: North Atlantic Biota and their History. Anmeldt av K. E. Henningsmoen LozEK, V.: Quartarmollusken der Tschechoslowakei. Anmeldt av R. W. Feyling-Hanssen MuLLER, G.: Sediment-Petrologie, Teil l: Metoden der Sedimentuntersuchung. Anmeldt av J. A. Dons PHILIPSBORN, H. VON: Erzkunde. Anmeldt av I. B. Ramberg Norsk Geologi sk Forening Norwegian Geological Society Møtereferater : Nr. 414, t 415, Generalforsamling Nr. 416, * 417, Årsmelding for Regnskap for Bergens geologiske klubb, årsmelding for Trondheims geologiske klubb, årsmelding for Mineralogisk Gruppe av N. G. F Stratigrafisk Gruppe av N. G. F